WowAce

What steps will reproduce the problem?
Enter the scenery broken shore. The layout is wrong on the boat but it looks like there is a reload just before we enter the shore and after that the layout is back to normal 20 man.

What is the expected output? What do you see instead?
The raidframe about twice as large as normal and half is black

What Grid2 version and language of WoW are you using?
r790 and english

Do you have an error log of what happened?
1x Grid2\GridLayout.lua:389: attempt to index local 'header' (a nil value)
Grid2\GridLayout.lua:389: in function <Grid2\GridLayout.lua:388>
Grid2\GridLayout.lua:414: in function <Grid2\GridLayout.lua:412>
Grid2\GridLayout.lua:452: in function `LoadLayout'
Grid2\GridLayout.lua:336: in function `ReloadLayout'
Grid2\GridLayout.lua:217: in function `?'
...nts\libs\CallbackHandler-1.0\CallbackHandler-1.0-6.lua:145: in function <...nts\libs\CallbackHandler-1.0\CallbackHandler-1.0.lua:145>
[string "safecall Dispatcher[4]"]:4: in function <[string "safecall Dispatcher[4]"]:4>
[C]: ?
[string "safecall Dispatcher[4]"]:13: in function `?'
...nts\libs\CallbackHandler-1.0\CallbackHandler-1.0-6.lua:90: in function `SendMessage'
Grid2\GridRoster.lua:168: in function `GroupChanged'
Grid2\GridRoster.lua:114: in function `?'
...nts\libs\CallbackHandler-1.0\CallbackHandler-1.0-6.lua:145: in function <...nts\libs\CallbackHandler-1.0\CallbackHandler-1.0.lua:145>
[string "safecall Dispatcher[1]"]:4: in function <[string "safecall Dispatcher[1]"]:4>
[C]: ?
[string "safecall Dispatcher[1]"]:13: in function `?'
...nts\libs\CallbackHandler-1.0\CallbackHandler-1.0-6.lua:90: in function `Fire'
...\AngryAssignments\libs\AceEvent-3.0\AceEvent-3.0-3.lua:120: in function <...\AngryAssignments\libs\AceEvent-3.0\AceEvent-3.0.lua:119>

Locals:
nil

Please provide any additional information below.